<template>
	<view class="preview">
		<swiper circular :current="currentIndex" @change="swiperChange">
			<swiper-item v-for="(item, index) in classList" :key="item._id">
				<image v-if="readImgs.includes(index)" @click="maskChange" :src="item.picurl" mode="aspectFill"></image>
			</swiper-item>
		</swiper>
		<view class="mask" v-show="maskState">
			<!-- #ifndef MP-TOUTIAO -->
			<view class="goBack" @click="goBack" :style="{top: getStatusBarHeight() + 'px'}"><uni-icons type="back"
					size="20" color="#fff"></uni-icons></view>
				<!-- #endif -->

			<view class="count">{{currentIndex + 1}} / {{classList.length}}</view>
			<view class="time"><uni-dateformat :date="Date.now()" format="hh:mm"></uni-dateformat></view>
			<view class="date"><uni-dateformat :date="Date.now()" format="MM月dd日"></uni-dateformat></view>
			<view class="footer">
				<view class="box" @click="clickInfo">
					<uni-icons type="info" size="28"></uni-icons>
					<view class="text">信息</view>
				</view>
				<view class="box" @click="clickScore">
					<uni-icons type="star" size="28"></uni-icons>
					<text class="score">{{currentInfo.score}}分</text>
				</view>
				<view class="box" @click="clickDownLoad">
					<uni-icons type="download" size="23"></uni-icons>
					<view class="text">下载</view>
				</view>
			</view>
		</view>
		<uni-popup ref="infoPopup" type="bottom" background-color="#fff">
			<view class="infoPopup">
				<view class="popHeader">
					<view></view>
					<view class="title">壁纸信息</view>
					<view class="close" @click="clickInfoClose"><uni-icons type="closeempty" size="18"
							color="#999"></uni-icons></view>
				</view>
				<scroll-view scroll-y>
					<view class="content">
						<view class="row">
							<view class="label">壁纸ID：</view>
							<text user-select class="value">{{currentInfo._id}}</text>
						</view>
						<!-- <view class="row">
							<view class="label">分类：</view>
							<text class="value class">明星美女</text>
						</view> -->
						<view class="row">
							<view class="label">发布者：</view>
							<text class="value">{{currentInfo.nickname}}</text>
						</view>
						<view class="row">
							<view class="label">评分：</view>
							<view class="value roteBox">
								<uni-rate max="5" :value="currentInfo.score" readonly="true" size="16" />
								<text class="score">{{currentInfo.score}}分</text>
							</view>
						</view>
						<view class="row">
							<view class="label">摘要：</view>
							<text class="value">{{currentInfo.description}}</text>
						</view>
						<view class="row">
							<view class="label">标签：</view>
							<view class="value tabs">
								<view class="tab" v-for="item in currentInfo.tabs" :key="item">{{item}}</view>
							</view>
						</view>
						<view class="copyright">
							声明：本图片来用户投稿，非商业使用，用于免费学习交流，如侵犯了您的权益，您可以拷贝壁纸ID举报至平台，邮箱847979339@qq.com，管理将删除侵权壁纸，维护您的权益。
						</view>
					</view>
				</scroll-view>
			</view>
		</uni-popup>
		<uni-popup ref="scorePopup" :is-mask-click="false">
			<view class="scorePopup">
				<view class="popHeader">
					<view></view>
					<view class="title">{{isScore?'已评分过!': '壁纸评分'}}</view>
					<view class="close" @click="clickScoreClose"><uni-icons type="closeempty" size="18"
							color="#999"></uni-icons></view>
				</view>
				<view class="content">
					<uni-rate v-model="userScore" allowHalf :readonly="isScore" />
					<text class="text">{{userScore}}分</text>
				</view>
				<view class="footer">
					<button size="mini" plain :disabled="!userScore || isScore" @click="submitScore">确认评分</button>
				</view>
			</view>
		</uni-popup>
	</view>
</template>

<script setup>
	import {
		getStatusBarHeight
	} from '@/utils/system.js'
	import {
		apiSetupScore,
		apiDownloadWall,
		apiDetailWall,
		apiUserWallList
	} from '@/api/apis.js'
	const maskState = ref(true)
	const infoPopup = ref(null)
	const scorePopup = ref(null)
	const userScore = ref(0)
	const classList = ref()
	const currentId = ref()
	const currentIndex = ref(0)
	const readImgs = ref([])
	const isScore = ref(false)
	const currentInfo = ref({
		_id: 'chenzp'
	})
	const maskChange = () => {
		maskState.value = !maskState.value
	}
	const clickInfo = () => {
		infoPopup.value.open()
	}
	const clickInfoClose = () => {
		infoPopup.value.close()
	}
	const clickScore = () => {
		if (currentInfo.value.userScore) {
			isScore.value = true
			userScore.value = currentInfo.value.userScore
		}
		scorePopup.value.open()
	}
	const clickScoreClose = () => {
		scorePopup.value.close()
		isScore.value = false
		userScore.value = 0
	}
	const submitScore = async () => {
		uni.showLoading({
			title: "评分提交中..."
		})
		let {
			classid,
			_id: wallId
		} = currentInfo.value
		let res = await apiSetupScore({
			classid,
			wallId,
			userScore: userScore.value
		})
		uni.hideLoading()
		if (res.errCode === 0) {
			uni.showToast({
				title: "评分成功",
				icon: 'none'
			})
			classList.value[currentIndex.value].userScore = userScore.value
			uni.setStorageSync("storgClassList", classList.value)
			clickScoreClose()
		}
	}
	const goBack = () => {
		uni.navigateBack({
			success: () => {

			},
			fail() {
				uni.reLaunch({
					url: '/pages/index/index'
				});
			}
		})
	}
	const storgClassList = uni.getStorageSync("storgClassList") || []
	classList.value = storgClassList.map(item => {
		return {
			...item,
			picurl: item.smallPicurl.replace("_small.webp", ".jpg")
		}
	})
	onLoad(async (e) => {
		currentId.value = e.id
		if ('share' === e.type) {
			let res = await apiDetailWall({
				id: e.id
			})
			classList.value = res.data.map(item => {
				return {
					...item,
					picurl: item.smallPicurl.replace("_small.webp", ".jpg")
				}
			})
		}
		currentIndex.value = classList.value.findIndex(item => item._id === currentId.value)
		readImgsFun()
		currentInfo.value = classList.value[currentIndex.value]
	})


	const swiperChange = (e) => {
		currentIndex.value = e.detail.current
		readImgsFun()
		currentInfo.value = classList.value[currentIndex.value]
	}

	const readImgsFun = () => {
		readImgs.value.push(
			currentIndex.value <= 0 ? classList.value.length - 1 : currentIndex.value - 1,
			currentIndex.value,
			currentIndex.value >= classList.value.length ? 0 : currentIndex.value + 1
		)
		readImgs.value = [...new Set(readImgs.value)]
	}

	const clickDownLoad = () => {
		// #ifdef H5
		uni.showModal({
			content: "请长按保存壁纸",
			showCancel: false
		})
		// #endif
		// #ifndef H5
		uni.showLoading({
			title: "下载中...",
			mask: true
		})
		uni.getImageInfo({
			src: currentInfo.value.picurl,
			success: function(image) {
				uni.saveImageToPhotosAlbum({
					filePath: image.path,
					success: async function() {
						let {
							classid,
							_id: wallId
						} = currentInfo.value
						let res = await apiDownloadWall({
							classid,
							wallId
						})
						if (res.data.errCode === 0) {
							uni.showToast({
								title: "下载成功",
								icon: "none"
							})
						}
					},
					fail: err => {
						if (err.errMsg === "saveImageToPhotosAlbum:fail cancel") {
							uni.showToast({
								title: "保存失败，请重新点击下载",
								icon: "none"
							})
							return
						}
						uni.showModal({
							title: "授权提示",
							content: "需要授权保存相册",
							success: res => {
								if (res.confirm) {
									uni.openSetting({
										success(setting) {
											if (setting.authSetting[
													"scope.writePhotosAlbum"
												]) {
												uni.showToast({
													title: "获取授权成功",
													icon: "none"
												})
											} else {
												uni.showToast({
													title: "获取授权失败",
													icon: "none"
												})
											}
										}
									});
								}
							}
						})
					},
					complete: function() {
						uni.hideLoading()
					}
				});
			}
		});
		// #endif
	}

	//分享好友
	onShareAppMessage(() => {
		return {
			title: "咸虾米壁纸",
			path: "/pages/preview/preview?id=" + currentId.value + "&type=share"
		}

	})

	//分享朋友圈 要认证
	onShareTimeline(() => {})
</script>

<style lang='scss' scoped>
	.preview {
		width: 100%;
		height: 100vh;
		position: relative;

		swiper {
			width: 100%;
			height: 100%;

			image {
				width: 100%;
				height: 100%;
			}
		}

		.mask {
			&>view {
				position: absolute;
				left: 0;
				right: 0;
				margin: auto;
				width: fit-content;
				color: #fff;
			}

			.goBack {
				width: 38px;
				height: 38px;
				background: rgba(0, 0, 0, 0.5);
				left: 30rpx;
				margin-left: 0;
				border-radius: 100px;
				top: 0;
				backdrop-filter: blur(10rpx);
				border: 1px solid rgba(255, 255, 255, 0.3);
				display: flex;
				align-items: center;
				justify-content: center;
			}

			.count {
				top: 10vh;
				background: rgba(0, 0, 0, 0.3);
				font-size: 28rpx;
				border-radius: 40rpx;
				padding: 8rpx 28rpx;
				backdrop-filter: blur(10rpx);
			}

			.time {
				font-size: 140rpx;
				top: calc(10vh + 80rpx);
				font-weight: 100;
				line-height: 1em;
				text-shadow: 0 4rpx rgba(0, 0, 0, 0.3);
			}

			.date {
				font-size: 34rpx;
				top: calc(10vh + 230rpx);
				text-shadow: 0 2rpx rgba(0, 0, 0, 0.3);
			}

			.footer {
				background: rgba(255, 255, 255, 0.8);
				bottom: 10vh;
				width: 65vw;
				height: 120rpx;
				border-radius: 120rpx;
				color: #000;
				display: flex;
				justify-content: space-around;
				align-items: center;
				box-shadow: 0 2rpx 0 rgba(0, 0, 0, 0.1);
				backdrop-filter: blur(20rpx);

				.box {
					display: flex;
					flex-direction: column;
					align-items: center;
					justify-content: center;
					padding: 2rpx 12rpx;

					.text {
						font-size: 26rpx;
						color: $text-font-color-2
					}
				}
			}
		}

		.popHeader {
			display: flex;
			justify-content: space-between;
			align-items: center;

			.title {
				color: $text-font-color-2;
				font-size: 26rpx;
			}

			.close {
				padding: 6rpx;
			}
		}

		.infoPopup {
			background: #fff;
			padding: 30rpx;
			border-radius: 30rpx 30rpx 0 0;
			overflow: hidden;

			scroll-view {
				max-height: 60vh;

				.content {
					.row {
						display: flex;
						padding: 16rpx 0;
						font-size: 32rpx;
						line-height: 1.7em;

						.label {
							color: $text-font-color-3;
							width: 140rpx;
							text-align: right;
							font-size: 30rpx;
						}

						.value {
							flex: 1;
							width: 0;
						}

						.roteBox {
							display: flex;
							align-items: center;

							.score {
								font-size: 26rpx;
								color: $text-font-color-3;
								padding-left: 20rpx;
							}
						}

						.tabs {
							display: flex;
							flex-wrap: wrap;

							.tab {
								border: 1px solid $brand-theme-color;
								color: $brand-theme-color;
								font-size: 22rpx;
								padding: 10rpx 30rpx;
								border-radius: 40rpx;
								line-height: 1em;
								margin: 0 10rpx 10rpx 0;
							}
						}

						.class {
							color: $brand-theme-color;
						}
					}

					.copyright {
						font-size: 28rpx;
						padding: 20rpx;
						background: #F6F6F6;
						color: #666;
						border-radius: 10rpx;
						margin: 20rpx 0;
						line-height: 1.6em;
					}
				}
			}
		}

		.scorePopup {
			background: #fff;
			padding: 30rpx;
			width: 70vw;
			border-radius: 30rpx;

			.content {
				padding: 30rpx 0;
				display: flex;
				justify-content: center;
				align-items: center;

				.text {
					color: #FFCA3E;
					padding-left: 10rpx;
					width: 80rpx;
					line-height: 1em;
					text-align: right;
					font-size: 28rpx;
				}
			}

			.footer {
				padding: 10rpx 0;
				display: flex;
				align-items: center;
				justify-content: center;
			}
		}
	}
</style>